.Since I came here two years ago, great changes __________ in the factory and many people want to come here to pay a visit.A have been taken place B. had been taken place C. have taken place D. are taking place
— How many students are going to the Great Wall? — ____.
— May I take your order? — Yes, I’d like a cup of coffee, a hot dog and some salad. What about you, Lisa? — ____.
—Henry, the phone is ringing . Do you want me to go? —No, sit still. ______.
I phoned my first teacher time and again when I heard that he was ill, yet couldn’t_______
The problem just________to be discussed at the class meeting tomorrow.